🌿 Back to all jobs

🥝 Associate Principal Scientist, Biologics Analytical Research & Development

Merck | Rahway, United States | Posted May 31, 2026

Job Description

**Job Description**

The Biologics Analytical Research & Development department of our Research & Development Division is seeking applicants for an Associate Principal Scientist position available at its Rahway, New Jersey research facility. The Associate Principal Scientist is a laboratory-based scientific role tasked with solving complex analytical problems at the interface of biology, chemistry, and lab informatics disciplines to enable development of Biologics drug substances and drug products. The successful candidate must function well and be able to collaborate in a fast-paced, integrated, multidisciplinary team environment. The qualified candidate will be responsible for development, qualification, implementation, troubleshooting and transfer of analytical methods for monoclonal proteins or other complex therapeutic proteins. Responsibilities include development of new assay platforms, benchmarking current approaches/techniques to industry standards, and providing techn...

Apply for This Position

Submit Application